Home / 6,764.24-9,334.85-3,780.41

Finding the Fourth Proportional to 6,764.24, 9,334.85 and 3,780.41

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Solution

The fourth proportional to 6,764.24, 9,334.85 and 3,780.41 is: 5,217.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,764.24 : 9,334.85 = 3,780.41 : x
  2. Step 2: Convert to fraction form
    6,764.24/9,334.85 = 3,780.41/x
  3. Step 3: Cross multiply
    6,764.24x = 9,334.85 × 3,780.41
  4. Step 4: Simplify right side
    6,764.24x = 35,289,494.71
  5. Step 5: Solve for x
    x = 35,289,494.71/6,764.24
  6. Step 6: Final answer
    x = 5,217.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.